Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 75/42 and 45/56

1st number: 1 33/42, 2nd number: 45/56

75/42 + 45/56 is 145/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 56 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    75/42 = 75 × 4/42 × 4 = 300/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    45/56 = 45 × 3/56 × 3 = 135/168
  4. Add the two fractions:
    300/168 + 135/168 = 300 + 135/168 = 435/168
  5. 435/168 simplified gives 145/56
  6. So, 75/42 + 45/56 = 145/56
    In mixed form: 233/56

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com